So at this point, the roller gauge has no advantage over the 3 point and 
might have a disadvantage on curves, other than being easier to make in 
small quantities?  So why should I want one?

Bob Werre
BobWphoto.com



ed_loizeaux wrote:

> > A three point check gage when used correctly widen the track gauge
> > when used on a turn.
> > Don
>
> And, a three point check gage, when used INcorrectly, narrows the track
> gauge when used on a curve. This might be a problem with long
> wheelbased steamers and cause binding -- depending on the curve and the
> steamer, of course. I presume the roller type gage has the advantage
> that it can easily be made on a lathe (or screw machine) with no
> pattern, no mold, no casting and no subsequent machining
> needed. "S"miles....Ed L.
>
>  




[Non-text portions of this message have been removed]


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